Zobrazeno 1 - 10
of 14
pro vyhledávání: '"R F, Nutbrown"'
Autor:
Andrew Nisbet, M. Bolt, R F Nutbrown, Russell Thomas, Tao Chen, Graham Bass, Catharine H. Clark
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 3, Iss, Pp 21-27 (2017)
Background and Purpose Audit is imperative in delivering consistent and safe radiotherapy and the UK has a strong history of radiotherapy audit. The National Physical Laboratory (NPL) has undertaken audit measurements since 1994 and this work examine
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b973ca7086e8a1fe970e4651fc1d620a
http://www.sciencedirect.com/science/article/pii/S2405631617300179
http://www.sciencedirect.com/science/article/pii/S2405631617300179
Publikováno v:
Physics in Medicine and Biology. 60:2573-2586
Well-type ionization chambers are used for measuring the source strength of radioactive brachytherapy sources before clinical use. Initially, the well chambers are calibrated against a suitable national standard. For high dose rate (HDR) 192Ir, this
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1c97807291631643634acaf5aa8e119f
https://doi.org/10.1088/0031-9155/60/6/2573
https://doi.org/10.1088/0031-9155/60/6/2573
Autor:
Dean Wilkinson, Andrew Nisbet, Y. Tsang, J A D Snaith, Graham Bass, C. Gouldstone, Catharine H. Clark, K Venables, Russell Thomas, R F Nutbrown, Steve Bolton, Mohammad Hussein
Publikováno v:
Radiotherapy and Oncology. 113:272-278
Rotational IMRT (VMAT and Tomotherapy) has now been implemented in many radiotherapy centres. An audit to verify treatment planning system modelling and treatment delivery has been undertaken to ensure accurate clinical implementation.34 institutions
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a194e2cdf16f34ab503b458b776d9753
https://doi.org/10.1016/j.radonc.2014.11.015
https://doi.org/10.1016/j.radonc.2014.11.015
Publikováno v:
Physics in medicine and biology. 60(6)
Well-type ionization chambers are used for measuring the source strength of radioactive brachytherapy sources before clinical use. Initially, the well chambers are calibrated against a suitable national standard. For high dose rate (HDR) (192)Ir, thi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::bb84872c0edbe72835f1bbc0370d2b13
https://pubmed.ncbi.nlm.nih.gov/25761529
https://pubmed.ncbi.nlm.nih.gov/25761529
Publikováno v:
Physics in Medicine and Biology. 47:441-454
The National Physical Laboratory (NPL) provides a high-energy photon calibration service using 4-19 MV x-rays and 60Co gamma-radiation for secondary standard dosemeters in terms of absorbed dose to water. The primary standard used for this service is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0d23af3ff3fbcac34de150f2134cf179
https://doi.org/10.1088/0031-9155/47/3/306
https://doi.org/10.1088/0031-9155/47/3/306
Publikováno v:
Physics in Medicine and Biology. 46:N245-N252
The National Physical Laboratory provides a megavoltage photon calibration service for secondary standard dosemeter systems in terms of absorbed dose to water using a graphite calorimeter. It is therefore necessary to evaluate factors to convert abso
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f8e210f489f33be327f8c1f9cb954621
https://doi.org/10.1088/0031-9155/46/11/401
https://doi.org/10.1088/0031-9155/46/11/401
Publikováno v:
Physics in medicine and biology. 55(11)
This paper contains the recommendations of the high dose rate (HDR) brachytherapy working party of the UK Institute of Physics and Engineering in Medicine (IPEM). The recommendations consist of a Code of Practice (COP) for the UK for measuring the re
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d74e5f632e1b8af3b8b21d053f988d2c
https://pubmed.ncbi.nlm.nih.gov/20479510
https://pubmed.ncbi.nlm.nih.gov/20479510
Publikováno v:
Physics in medicine and biology. 53(6)
An indirect comparison has been made in the air kerma standards for high dose rate (HDR) 192Ir brachytherapy sources at the Laboratoire National Henri Becquerel (LNHB) and the National Physical Laboratory (NPL). The measurements were carried out at b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c202c03dfe5301288a25d1b0f5d97455
https://pubmed.ncbi.nlm.nih.gov/18367784
https://pubmed.ncbi.nlm.nih.gov/18367784
Publikováno v:
Advanced Monte Carlo for Radiation Physics, Particle Transport Simulation and Applications ISBN: 9783642621130
For high-energy photon radiation the IPEM recommend their 1990 Code of Practice [1], in which radiotherapy dosimetry is traceable to the UK standard of absorbed dose to water. This standard consists of a graphite calorimeter used to calibrate referen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d26adb0c96337516ef0e122a6b55e185
https://doi.org/10.1007/978-3-642-18211-2_47
https://doi.org/10.1007/978-3-642-18211-2_47
Autor:
David Shipley, Zulfikar Najmudin, K. F. Kakolee, Charlotte Palmer, Hugo Palmans, Stuart Green, Paul McKenna, Domenico Doria, F. Fiorini, Ibrahim Sari, James Green, Karen J. Kirkby, D. Kirby, D. Neely, R. Prasad, Andrew D. Ward, Russell Thomas, R F Nutbrown, Ceri Brenner, Michael J. Merchant, David Carroll, S. Kar, Marco Borghesi, Michael Kraft, C. Jeynes, M. Tolley
Publikováno v:
Radiotherapy and Oncology. 99:S530
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::acc507fc95392f942e20c2359997ef11
https://doi.org/10.1016/s0167-8140(11)71547-x
https://doi.org/10.1016/s0167-8140(11)71547-x